CVE-2021-34998
CVSS V2 High 7.2
CVSS V3 High 7.8
Description
This vulnerability allows local attackers to escalate privileges on affected installations of Panda Security Free Antivirus 20.2.0.0. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the use of named pipes. The issue results from allowing an untrusted process to impersonate the client of a pipe. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-14208.
Overview
- CVE ID
- CVE-2021-34998
- Assigner
- zdi-disclosures@trendmicro.com
- Vulnerability Status
- Analyzed
- Published Version
- 2022-01-13T22:15:13
- Last Modified Date
- 2022-01-20T18:30:33
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:watchguard:panda_antivirus:*:*:*:*:free:*:*:* | 1 | OR | 20.02.00 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:L/Au:N/C:C/I:C/A:C
- Access Vector
- LOCAL
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 7.2
- Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.8
- Base Severity
- HIGH
- Exploitability Score
- 1.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-21-1336/ | Third Party Advisory VDB Entry |
| https://www.pandasecurity.com/en/support/card?id=100077 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-34998 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34998 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:36:55 | Added to TrackCVE | |||
| 2022-12-06 06:34:00 | 2022-01-13T22:15Z | 2022-01-13T22:15:13 | CVE Published Date | updated |
| 2022-12-06 06:34:00 | 2022-01-20T18:30:33 | CVE Modified Date | updated | |
| 2022-12-06 06:34:00 | Analyzed | Vulnerability Status | updated |